CN2717146Y

CN2717146Y - Video signal image playback apparatus

Info

Publication number: CN2717146Y
Application number: CN 200420087709
Authority: CN
Inventors: 袁宁; 张立
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-08-13
Filing date: 2004-08-13
Publication date: 2005-08-10
Anticipated expiration: 2014-08-13

Abstract

The utility model relates to a video signal image playback apparatus which comprises an image processing circuit board, a lighting unit, a light convergence unit, a scanning unit, and a motor control unit. The lighting unit consists of a base plate and a trichromatic luminotron. The light convergence unit consists of a beam light mirror and a zoom focusing mirror. The scanning unit comprises a triple prism with a horizontal rotary axle and a vertical pivoted axle. DSP chip or FPGA chip in the image processing circuit board receives standard RGB video signal and outputs T-RGB line and rank lattice signals to the lighting unit in time order, and outputs each controlling signal which is used to control the light convergence unit and the scanning unit simultaneously. The triple prism projects the continuous color image which is composed of the T-RGB line and the rank rays to the screen. The utility model overcomes the defects in the prior art. The volume and the power consumption of the provided broadcasting device are small. Besides, the utility model is convenient to use, and can be integrated in common portable unit to make the device have the function of broadcasting image.

Description

A kind of vision signal image player

Technical field

The utility model relates to image signal processing apparatus, particularly a kind of vision signal image player.

Background technology

At present, image devices such as projecting apparatus generally adopt static prism structures, and its light source is the high-power light-emitting source, causes equipment to make volume and power consumption all very big because of reasons such as heat radiations, be not easy to carrying and use, in the middle of the less image device of the more difficult volume that is integrated in extensive use.And projecting apparatus also is unfavorable for being integrated into portable device inside and make this portable unit have image playback function, as sees a film, and surfs the web etc.If be integrated in mobile phone, make broadcast not be subjected to the restriction of mobile phone screen size, or be integrated in notebook, make broadcast not be subjected to the restriction of computer display screens size, prior art can't reach these requirements.

The utility model content

The purpose of this utility model, be to overcome the defective of prior art, provide that a kind of volume and power consumption are all very little, to use very easily, can be integrated in general portable unit inner and make this portable unit have the vision signal image player of image playback function.

For achieving the above object, the utility model vision signal image player, comprise housing, be positioned at the interface and the projection window that are used for the acceptance criteria rgb video signal on the housing, also comprise the image processing circuit plate that links to each other with interface, be positioned at luminescence unit, optical convergence unit and scanning element and motor control unit that the image processing circuit plate sets gradually later.

Luminescence unit is made up of the three primary colors luminous tube of substrate and installation in the above, and the matrix reflective mirror is equipped with in the back of three primary colors luminous tube.

The optical convergence unit comprises Shu Guangjing and the varifocal focus lamp that is positioned at the substrate back, focus lamp is fixed on the axis of quill inner chamber, the external tooth of quill is meshed with the internal tooth of fixed muffle, and the internal tooth of quill is meshed with hobbing machine on first electric machine main shaft.

Scanning element comprises the rotating shaft with level and the prism of vertical balance staff, the travel(l)ing rest of second motor and prism is housed on the rotating shaft, fork is equipped with at the center of travel(l)ing rest, fork links to each other with housing by hinge, and travel(l)ing rest cooperates and links to each other with housing by back-moving spring by driving lever is movable with cam on being located at the 3rd electric machine main shaft.

The image processing circuit plate has DSP or FPGA picture processing chip, and chip is connected to luminescence unit by time sequence output T-RGB row, column dot matrix signal; Simultaneously, chip output is used to control first motor that controls signal to motor control unit of optical convergence unit, be used for second motor that controls signal to motor control unit and the 3rd motor of gated sweep unit by time sequence output, the continuous coloured image that prism output is made up of T-RGB row, column light also is projected to screen through window.

The utility model vision signal image player, wherein the three primary colors luminous tube is high brightness LED or the semiconductor laser tube that three colors are respectively red, green, blue, installs with the equilateral triangle dot matrix way.

The utility model vision signal image player, wherein luminous tube is replaced high brightness LED or the semiconductor laser light emitting pipe that adopts color more than 3 kinds, and installs with the regular polygon dot matrix way.

The utility model beneficial technical effects is: overcome the defective of prior art, provide a kind of volume and power consumption all very little, use very convenient and can be integrated in general portable unit inner and make this portable unit have the vision signal image player of image playback function.

Be elaborated with reference to accompanying drawing below in conjunction with embodiment, in the hope of the purpose of this utility model, feature and advantage are obtained more deep understanding.

Description of drawings

Fig. 1 is the structural representation of the utility model vision signal image player;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the circuit diagram one of the utility model vision signal image player;

Fig. 4 is the circuit diagram two of the utility model vision signal image player;

Fig. 5 is the circuit diagram three of the utility model vision signal image player.

Embodiment

At first, in the vision signal image player, three primary colors refer to the light three primary colors.These three kinds of wavelength length that primary colors had, red is 700 nanometers (1 nanometer=10 ^-9Rice) about, green is about 545 nanometers, and blueness is about 435 nanometers.

In the embodiment of the utility model vision signal image player, see figures.1.and.2, this device comprises housing 1, interface 2 and projection window 3, also comprise the image processing circuit plate 4 that links to each other with interface 2, be positioned at its back and be followed successively by luminescence unit, optical convergence unit and scanning element and motor control unit.

Luminescence unit is made up of the three primary colors luminous tube of three primary colors light-emitting substrate 5 and installation in the above.Utilize the cold light source luminous tube can solve that power consumption is excessive to be unfavorable for carrying and to be difficult to be integrated in volume than the drawback in the dingus.The matrix reflective mirror is housed between three primary colors luminous tube and the substrate, makes to focus on the visible light that each luminous tube sends on the concentric circles.The three primary colors luminous tube is high brightness LED or the semiconductor laser light emitting pipe that three colors are respectively red, green, blue, installs with the equilateral triangle dot matrix way.In other embodiment of the utility model, luminous tube can be replaced high brightness LED or the semiconductor laser light emitting pipe that adopts multiple color, for example adopt six kinds of colors to be respectively red, pinkish red, yellow, green, blue or green, blue high brightness LED or semiconductor laser light emitting pipe, and install with the regular hexagon dot matrix way.

The optical convergence unit comprises Shu Guangjing 6 and varifocal focus lamp 7, focus lamp 7 is fixed on the axis of quill 72 inner chambers, the external tooth of quill 72 is meshed with the internal tooth of fixed muffle 71, and the internal tooth of quill 72 is meshed with hobbing machine 73 on first motor, 76 main shafts.Focus on architecture and also can adopt manual control.T-RGB row, column dot matrix signal is converted into visible color visible, becomes directional light through Shu Guangjing and offers condenser, offers prism after condenser focuses on.

Scanning element changes the static prism structures in the conventional art into the motion prism structures, is provided with to have the rotating shaft 81 of level and the prism 8 of vertical balance staff 82.The travel(l)ing rest 83 of second motor 86 and prism 8 is housed on the rotating shaft 81, and fork is equipped with at the center of travel(l)ing rest 83, and fork links to each other with housing 1 by hinge.Travel(l)ing rest 83 cooperates and links to each other with housing 1 by back-moving spring 87 by driving lever 88 is movable with cam 84 on being located at the 3rd motor 89 main shafts.

With reference to Fig. 3-Fig. 5, image processing circuit plate 4 has DSP or FPGA picture processing chip U1.U2, U3 are the FLASH program storage, are 29LV800BB with reference to model, 1M x 8 FLASH.U10, U11 are SDRAM, are V54C365164VD with reference to model.U4 receives the VGA vision signal, comprises RED, GREEN, BULE, horizontal-drive signal HSYNC, vertical synchronizing signal VSYNC.The U5-U9 that links to each other with bus exports various control signals, comprising: U5 provides micromachine stepless time adjustment control signal E_COTROL1-4 speed control, the control of E_COTROL5-8 angle.U6, U8 provide other control signals: the control of COTROL1 color; the COTROL2 brilliance control; the COTROL3-4 focus control, the control of COTROL5-6 line output, COTROL7-8 row output control; the control of COTROL9 contrast; COTROL10-11 output time control, the control of COTROL12 power down protection, the COTROL13 control of shutting down; COTROL14 distortion control, COTROL15 sound time delay Synchronization Control etc.U7 is the control triggering signal, and U9 provides two-way control signal.

Behind the circuit start, chip is connected to described luminescence unit by time sequence output T-RGB row, column dot matrix signal; Simultaneously, chip is exported corresponding control signal by the time sequence and is connected to motor control unit.Driving through motor control unit first motor, second motor and the 3rd motor, the light by the control of row, column dot matrix signal of luminescence unit output passes through optical convergence unit and scanning element, the continuous coloured image that prism 8 output is made up of T-RGB row, column light can satisfy the vision requirement of 24 frame/seconds of human body and be projected to screen through window 3.

Have under the acting in conjunction of temporal characteristics T-RGB row, column control signal,,, finish next column output on next plane finish a row output with one side because prism is pressed the certain speed rotation with axle 81 and swung with axle 82.Equal the angle of reflection principle according to angle of light, the fixed position has temporal characteristics three primary colors focused light when shining the arbitrary minute surface of prism, produces the reverberation with the incidence angle equal angular.When prism rotated an angle with certain speed, incidence angle just produced and changes, thereby changes angle of reflection, so just made reverberation, shone the same horizontal line diverse location on arbitrary plane.When prism rotates with a stabilized speed, just on same horizontal line, stay a light vestige.Because incident ray is produced by the three primary colors emitter, has just stayed the three primary colors hot spot by Colour composition.And when prism rotated, these hot spots just stayed a line of being made up of many colored hot spots.Because vision difference and visual light are detained principle, when primaries with certain speed, when forming the hot spot line, in human eye, demonstrate a continuous visible colourama line with Colour composition.

The utility model range of application is wider, can be integrated in wall-hanging image and play television set inside, and replacing kinescope becomes novel broadcast visible light film and television system.Can be integrated in the computer, and replace picture tube in the computer display.Can be integrated in portable smaller size smaller interior of articles, and make this portable object have image playback function, as see a film, surf the web etc.As be integrated in mobile phone and form and to have broadcast and be not subjected to the restriction of mobile phone screen size, playing video function.Be integrated in notebook and form and to have broadcast and be not subjected to the restriction of computer display screens size, play also explanation playing video function.

For example the video image playing device is integrated in the notebook, the any content that on the notebook chromatic liquid crystal screen, shows then, all can be by the video image playing device with the color visible form, screen (as white wall) shows before video image playing device camera lens, is not subjected to the notebook volume restrictions and shows identical visible images with this computer LCDs.

For example the video image playing device is integrated in and plays among the video image mobile phone, the any content that on this mobile phone chromatic liquid crystal screen, shows then, all can be by the video image playing device with the color visible form, screen (as white wall) shows before video image playing device camera lens, is not subjected to play video image mobile phone volume restrictions and shows identical visible light pattern with this liquid crystal display screen of mobile phone.

For example the video image playing device is integrated in existing television set or the computer display, and replaces picture tube, just can reduce television set or display volume, economize on electricity, vision protection (similar seeing a film), and reduce electromagnetic radiation.

Claims

1. vision signal image player, comprise housing (1), be positioned at the interface (2) and the projection window (3) that are used for the acceptance criteria rgb video signal on the described housing (1), it is characterized in that: also comprise the image processing circuit plate (4) that links to each other with described interface (2), be positioned at luminescence unit, optical convergence unit and scanning element and motor control unit that image processing circuit plate (4) sets gradually later

Described luminescence unit is made up of the three primary colors luminous tube of substrate (5) and installation in the above, and the matrix reflective mirror is equipped with in the back of described three primary colors luminous tube;

Described optical convergence unit comprises Shu Guangjing (6) and the varifocal focus lamp (7) that is positioned at substrate (5) back, described focus lamp (7) is fixed on the axis of quill (72) inner chamber, the external tooth of described quill (72) is meshed with the internal tooth of fixed muffle (71), and the internal tooth of described quill (72) is meshed with hobbing machine (73) on first motor (76) main shaft;

Described scanning element comprises the rotating shaft (81) with level and the prism (8) of vertical balance staff (82), the travel(l)ing rest (83) of second motor (86) and described prism (8) is housed on the described rotating shaft (81), fork is equipped with at the center of described travel(l)ing rest (83), described fork links to each other with described housing (1) by hinge, and described travel(l)ing rest (83) cooperates and links to each other with described housing (1) by back-moving spring (87) by driving lever (88) is movable with cam (84) on being located at the 3rd motor (89) main shaft;

Described image processing circuit plate (4) has DSP or FPGA picture processing chip, and described chip is connected to described luminescence unit by time sequence output T-RGB row, column dot matrix signal; Simultaneously, described chip output is used to control first motor that controls signal to described motor control unit of optical convergence unit, be used for second motor that controls signal to described motor control unit and the 3rd motor of gated sweep unit by time sequence output, the continuous coloured image that described prism (8) output is made up of T-RGB row, column light also is projected to screen through described window (3).

2. vision signal image player according to claim 1, wherein said three primary colors luminous tube are high brightness LED or the semiconductor laser tube that three colors are respectively red, green, blue, install with the equilateral triangle dot matrix way.

3. vision signal image player according to claim 1 and 2, wherein said luminous tube is replaced high brightness LED or the semiconductor laser light emitting pipe that adopts color more than 3 kinds, and installs with the regular polygon dot matrix way.